JP3234468B2 - Water stop structure at the end of the eaves gutter - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure for stopping water at an end of an eaves gutter having an inclined surface inclined toward a rear wall as an upper front wall of an upper part of a front wall goes upward. It is.

[0002]

2. Description of the Related Art In recent years, in order to improve the appearance by giving a sense of unity between the eaves gutter and the eaves of the roof, the height of the front wall is increased, and the upper front wall of the upper part of the front wall is moved toward the rear wall as it goes upward. Many eaves gutters having inclined surfaces that are inclined to go are provided (for example, Japanese Utility Model Laid-Open No. 3-76933). However, when the upper front wall of the front wall is an inclined surface, there is a problem that a large amount of rainwater is received on the outer surface of the upper front wall, and the rainwater falls down directly from the eaves gutter along the front wall. .

[0003] To solve this problem, Japanese Utility Model Application Laid-Open No.
What is shown in 86933 is also provided. As shown in FIG. 11, this is the upper front wall 2 of the front wall 2 of the eaves gutter 1.
a, and a lower groove 3 'is provided in the longitudinal direction between the lower front wall portion 2b and the lower surface of the eave gutter 1, and an appropriate groove is formed at the bottom of the groove 3' in the longitudinal direction of the groove 3 '. The drain holes 4 are formed at intervals.

[0004]

Problems to be Solved by the Invention
The rainwater received by the upper front wall 2a of the eaves gutter 1 flows into the groove 3 ', flows into the eaves gutter 1 from the groove 3' via the drain hole 4, and the eaves gutter 1 There is almost no rainwater directly falling downward from the front wall of the groove, but a drain hole 4 is provided at the bottom of the groove 3 ′ to guide the rainwater received by the groove 3 ′ into the eaves gutter 1. There is a problem that the strength of the eaves gutter is weakened.

The present invention has been made in view of the above description, and receives rainwater from an upper front wall portion and guides it into an eaves gutter so that rainwater does not fall directly downward from the eaves gutter. An object is to prevent the strength of a gutter from becoming weak.

[0006]

In order to solve the above-mentioned problems, the water stopping structure at the end of the eaves gutter according to the present invention is provided between the upper front wall 2a and the lower front wall 2b of the front wall 2 from the outside. An elongate end of the eaves gutter 1 is provided with a drain groove 3 recessed inward in the longitudinal direction and an upper front wall 2a having a slope inclined toward the rear wall as going upward from the drain groove 3. A water stop device 5 is mounted on the eaves gutter 1 so as to stop water at an end of the eaves gutter 1. The water stop device 5 is fitted with a fitting wall 5 a and a fitting wall 5 a along the cross-sectional shape of the eaves gutter 1. The end of the eaves gutter 1 is inserted into an insertion gap 6 formed on the inner peripheral side of the fitting wall 5a so as to extend in the circumferential direction of the fitting wall 5a. At the portion corresponding to the drainage groove 3 of the eaves gutter 1, the drainage groove 3 is protruded inward from a notch 7 provided to penetrate the inside wall portion of the insertion gap 6 inwardly. The longitudinal ends of the opening 8, characterized in that formed by opening the opening 8 by which face each other with a gap with respect to end wall 5b of the water shut-off device 5. Thus, the rainwater received at the upper front wall 2a flows into the drain 3 and the rainwater received by the drain 3 passes through the opening 8 at the longitudinal end of the drain 3 into the water stop 5. Through the eaves gutter 1. For this reason, even if there is an upper front wall portion 2a formed of an inclined surface, almost no rainwater directly falls from the outer surface of the eaves gutter 1, and even if the drainage hole is not provided in the eaves gutter 1 as in the conventional case, the water stop device is not used. Rainwater can be guided into the eaves gutter 1 at the portion where the eaves gutter 5 is attached, and the strength of the eaves gutter 1 does not decrease.

It is also preferable that a concave portion 9 is provided on the outer surface side of the end wall 5b of the water stop device 5, and a convex portion 10 is provided on the outer surface side of the end wall 5b of the water stop device 5. It is also preferable to be characterized by comprising. In this case, a three-dimensional pattern is formed on the end wall 5b of the water stop device 5 by the concave surface 9 and the convex surface 10, and the appearance becomes luxurious.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An eaves gutter 1 has a front wall 2, a rear wall 11, and a bottom wall 12 and has a sectional shape as shown in FIG. 4, and a synthetic resin is coated on both sides of a metal plate such as a steel plate. It is formed. The front wall 2 is formed by an upper upper front wall portion 2a and a lower lower front wall portion 2b. The lower front wall portion 2b is inclined so as to go forward as going upward. 2a
Is inclined so that it goes backward as it goes to the top. A projecting piece 13 is extended obliquely downward from the upper end of the upper front wall 2a, and a front ear 14 is provided at the tip of the projecting piece 13 so as to extend in the longitudinal direction. Is provided with a locking step 15. A drain groove 3 is provided in the longitudinal direction between the upper front wall portion 2a and the lower front wall portion 2b so as to be depressed inward and obliquely downward, and a lower end of the lower front wall portion 2b is provided. The draining projection 16 is suspended so as to protrude downward from the bottom. A rear ear 17 is provided at the upper end of the rear wall 11, and a locking step 18 is provided on the upper surface of the rear ear 17.

As shown in FIGS. 5, 6, and 7, a water stop 5 is provided with a fitting wall 5a and a fitting wall 5 along the cross-sectional shape of the eaves gutter 1.
a is integrally provided with an end face wall 5b for closing one end of a, and is formed by coating both surfaces of a metal plate such as a steel plate with a synthetic resin. The fitting wall 5a includes a front wall 19 and a rear wall 20.
And a bottom wall 21. The front wall 19 is composed of an upper front wall portion 19a inclined upward toward the rear as it goes upward, and a lower front wall portion 19b inclined forward toward the upward as it goes upward.
Between the upper front wall portion 19a and the lower front wall portion 19b, a concave groove portion 22 which is recessed inward is formed in the width direction of the fitting wall portion 5a. The front ear holding piece 23 is extended inward from the upper end of the upper front wall 19a inward, and the front end of the front ear holding piece 23 has a locking projection 2 that can be locked to the locking step 15 at the tip thereof.
4 are protruding. At the inner corner between the lower end of the front wall 19 and the front end of the bottom wall 21, a concave portion 25 in which the drainage projection 16 is housed is formed. A rear ear holding piece 26 protrudes inward from a substantially middle level of the rear wall 20, and the rear ear holding piece 26 is provided.
A locking projection 27 for locking to the locking step 18 of the rear ear 17 is protrudingly provided at the tip of the rear ear 17. On the outer surface of the end wall 5b, a concave surface portion 9 which is recessed inward so as to cover almost the entire surface except the peripheral edge is provided.
Is provided. An insertion gap 6 for inserting the end of the eaves gutter 1 is provided on the inner peripheral side of the fitting wall portion 5a, but the rear wall 20, the bottom wall 21, and the concave portion 9 are provided at the rear wall 20 and the bottom wall 21. Between the bottom wall 21, the front wall 19 and the inner wall 28 at the front part and the front wall 19 of the bottom wall 21. An insertion gap 6 about the thickness of the eaves gutter 1 is formed in the eaves gutter 1. Inner wall 28 and peripheral wall 9a of concave surface 9
Are connected by a connecting wall 29, and a portion surrounded by the inner wall 28, the connecting wall 29 and the peripheral wall 9 a is a recess 30 deeper than the insertion gap 6. A notch 7 is provided in the inner wall 28 at a position corresponding to the groove 22 of the front wall 19, and the insertion gap 6 and the inside of the recess 30 communicate with each other through the notch 7.

The water stop 5 is attached to the longitudinal end of the eaves gutter 1 to stop the water as follows. When the water stop 5 is attached to the end of the eaves gutter 1 so that the end of the eaves gutter 1 is inserted into the insertion gap 6 of the water stop 5, as shown in FIG. , Rear wall 20 and bottom wall 21 are front wall 2 and rear wall 1 of eaves gutter 1
1. Along the outer surface of the bottom wall 12, the rear ear holding piece 26 is along the upper surface of the rear ear 17 of the eaves gutter 1, the locking projection 27 is locked to the locking step 18, and the draining projection 16 is in the concave 25. , The concave groove portion 22 is fitted in the drain groove 3, and the front ear pressing piece 2 is fitted.
3 extends along the upper surface of the front ear 14 and the locking projection 24 is locked to the locking step 15. At this time, the drain groove 3 at the end of the eaves gutter 1 is inserted from the notch 7 so as to enter the recess 30,
The opening 8 at the longitudinal end of the drain groove 3 is opposed to the inner surface of the end wall 5b at a predetermined interval, and the opening 8 is
Open inside. As described above, when the water stop 5 is attached to the end of the eaves gutter 1 and the end of the eaves gutter 1 is stopped, an adhesive is applied as necessary and bonded with the adhesive.

As described above, the water stop 5 is attached to the end of the eaves gutter 1.
Is attached, the drain groove 3 of the eaves gutter 1 has an appearance continuous with the groove 22 even at the water stop 5, the eaves gutter 1 and the water stop 5 have an integrated appearance, and the water stop 5 A three-dimensional pattern is formed on the concave surface portion 9 provided on the outer surface of the end wall 5b to improve the appearance. By attaching the water stop 5 to the end of the eaves gutter 1 as described above, the end of the eaves gutter 1 is, of course, water stopped.
The rainwater that has fallen on the upper front wall 2a of the front wall 2 of the eaves gutter 1 during rainfall flows into the drain 3 and the rainwater is received by the drain 3 and flows in the longitudinal direction of the drain 3 so that the drain 3 At the longitudinal end, it flows into the waterstop 5 from the opening 8 and from the waterstop 5 into the eaves gutter 1.

Next, another example shown in FIG. 9 will be described. In the case of the above example, the concave portion 9 is provided on the end face wall 5b of the water stop device 5, but in this case, the end face wall 5b is made flat as shown in FIGS. 9 (a) and 9 (b). Other structures are the same as the above example, and the water stop 5 can be attached to the end of the eaves gutter 1 in the same manner as above. In the case of FIGS. 9A and 9B, the portion indicated by the symbol A between the fitting wall portion 5a and the end face wall 5b becomes thick, and there is a possibility that the thickness may be uneven when performing injection molding of synthetic resin. However, in order to avoid this uneven thickness, a portion indicated by reference numeral A may be provided with a recessed and recessed portion 31 to make it thinner.

Next, another example shown in FIG. 10 will be described. In the case of this example, a convex portion 10 protruding outward is provided on the outer surface of the end wall 5b of the water stop device 5. Other structures are the same as the above example, and the water stop 5 can be attached to the end of the eaves gutter 1 in the same manner as above. In this way, even when the convex portion 10 is provided on the end wall 5b of the water stop device 5, a three-dimensional pattern is formed on the water stop device 5 and the appearance is improved.

[0014]

As described above, according to the present invention, a drain groove is provided between the upper front wall portion and the lower front wall portion of the front wall so as to be recessed inward from the outer surface in the longitudinal direction, and the upper front wall is provided. A water stop device is attached to the longitudinal end of the eaves gutter having a slope that slopes toward the rear wall as it goes from the drain to the top, and stops water at the end of the eaves gutter. The water bowl is constituted by a fitting wall portion along the cross-sectional shape of the eaves gutter and an end wall closing the end surface of the fitting wall portion, and extends over the inner peripheral side of the fitting wall portion in the circumferential direction of the fitting wall portion. Insert the end of the eaves gutter into the insertion gap provided in the drainage groove from the cutout provided to penetrate inward into the inner wall of the insertion gap at the part corresponding to the drainage groove of the eaves gutter. Since the opening is opened by projecting and making the opening at the longitudinal end of the drainage groove facing the end face wall of the water stop device with a gap therebetween, the upper front wall is opened. The rainwater received in the drainage flow into the drainage ditch, the rainwater received in the drainage ditch is guided from the opening of the longitudinal end of the drainage ditch into the eaves gutter through the water stop, Even if there is an upper front wall consisting of an inclined surface, rainwater hardly falls directly from the outer surface of the eaves gutter,
Further, even if the drainage hole is not provided in the eaves gutter as in the prior art, it can be guided into the eaves gutter at the portion where the water stop is attached, and the strength of the eaves gutter is not weakened.

Further, according to a second aspect of the present invention, a concave portion is provided on the outer surface side of the end wall of the water stop device. A third aspect of the present invention is a convex surface formed on the outer surface side of the end wall of the water stop device. When the part is provided, a three-dimensional pattern is formed on the end face wall of the water stop device by a concave part or a convex part, and a luxurious appearance is obtained.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view of a state in which a water stop device is attached to an end of an eaves gutter according to an example of the present invention.

FIG. 2 is an exploded perspective view of the same.

FIG. 3 is an enlarged perspective view of a cutout portion of the water stop device.

FIG. 4 is a sectional view of the eaves gutter.

FIG. 5 is a plan view of the water stop device according to the first embodiment;

FIG. 6 is a front view of the water stop device of the above.

FIG. 7 is a sectional view taken along line XX of FIG. 6;

FIG. 8 is a sectional view taken along line YY of FIG. 6;

FIG. 9 shows another example of the above, wherein (a) is a perspective view of a water stop device,
(B) is a cross-sectional view of a main part, and (c) is a cross-sectional view showing an improved example of what is shown in (b).

FIGS. 10A and 10B show still another example of the above, wherein FIG. 10A is a perspective view of a water shutoff device, and FIG.

FIG. 11 is a perspective view showing a conventional example.

[Explanation of symbols]

 Reference Signs List 1 eave gutter 2 front wall 2a upper front wall 2b lower front wall 3 drain groove 5 water stop device 5a fitting wall 5b end wall 6 insertion gap 7 notch 8 opening 9 concave surface 10 convex portion

Continuation of the front page (56) References JP-A-4-194252 (JP, A) JP-A-7-26453 (JP, U) (58) Fields investigated (Int. Cl. ⁷ , DB name) E04D 13 / 064 503

Claims (3)

(57) [Claims] 1. A drain groove recessed inwardly from an outer surface is provided in a longitudinal direction between an upper front wall portion and a lower front wall portion of a front wall, and an upper front wall portion is formed from a drain groove to an upper portion. A water stop is attached to the longitudinal end of the eaves gutter that has a sloped surface that slopes toward the rear wall as it goes, and stops water at the end of the eaves gutter. An insertion gap formed by a fitting wall portion conforming to the shape and an end wall closing the end surface of the fitting wall portion is provided on an inner peripheral side of the fitting wall portion so as to extend in a circumferential direction of the fitting wall portion. Insert the end of the gutter and project the drain groove inward from a notch provided so as to penetrate inward into the inner wall of the insertion gap at a portion corresponding to the drain groove of the eaves gutter. Characterized in that the opening at the end of the eaves gutter is opened by making the opening at the end in the direction opposite to the end face wall of the waterstop with a gap therebetween. . 2. A water stopping structure at an end of an eaves gutter according to claim 1, wherein a concave portion is provided on an outer surface side of an end surface wall of the water stop device. 3. The structure for stopping water at the end of an eaves gutter according to claim 1, wherein a convex portion is provided on the outer surface side of the end wall of the water stop device.